CN101513698A - Erosion resisting titanium tantalum alloy specific welding wire - Google Patents
Erosion resisting titanium tantalum alloy specific welding wire Download PDFInfo
- Publication number
- CN101513698A CN101513698A CN200910021849.6A CN200910021849A CN101513698A CN 101513698 A CN101513698 A CN 101513698A CN 200910021849 A CN200910021849 A CN 200910021849A CN 101513698 A CN101513698 A CN 101513698A
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- equal
- welding wire
- titanium
- percent
- tantalum
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- 238000003466 welding Methods 0.000 title claims abstract description 52
- 230000003628 erosive effect Effects 0.000 title claims abstract description 18
- 229910001362 Ta alloys Inorganic materials 0.000 title claims abstract description 16
- VSSLEOGOUUKTNN-UHFFFAOYSA-N tantalum titanium Chemical compound [Ti].[Ta] VSSLEOGOUUKTNN-UHFFFAOYSA-N 0.000 title claims abstract description 16
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052715 tantalum Inorganic materials 0.000 claims abstract description 17
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000010936 titanium Substances 0.000 claims abstract description 12
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000012535 impurity Substances 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 6
- 239000001257 hydrogen Substances 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 6
- 239000001301 oxygen Substances 0.000 claims abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 6
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 6
- 239000010703 silicon Substances 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000005242 forging Methods 0.000 claims description 20
- 238000005096 rolling process Methods 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 11
- 238000000137 annealing Methods 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 210000002615 epidermis Anatomy 0.000 claims description 5
- 238000005098 hot rolling Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000006356 dehydrogenation reaction Methods 0.000 description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 206010021143 Hypoxia Diseases 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 208000018875 hypoxemia Diseases 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
Abstract
The invention discloses an erosion resisting titanium tantalum alloy specific welding wire which consists of the following raw materials with the weight percentage of 3.0-7.0 percent of tantalum, and the rest is titanium and unavoidable impurities. In the impurities, Ferrum is less than or equal to 0.10 percent, silicon is less than or equal to 0.10 percent, carbon is less than or equal to 0.10 percent, nitrogen is less than or equal to 0.04 percent, hydrogen is less than or equal to 0.006 percent, and oxygen is less than or equal to 0.18 percent. After the welding wire of the invention is used for the welding of the erosion resisting titanium tantalum alloy, the obtained welding structure has perfect comprehensive properties, mainly consisting mechanical property and erosion resisting property. Properties of obtained deposited metal satisfy the following requirements: the tensile strength Rm is larger than or equal to 350MPa, the yield strength Rp0.2 is larger than or equal to 250MPa, the unit extension A is larger than or equal to 25 percent, the reduction of area Z is larger than or equal to 40 percent, and the impact ductility Aku is larger than or equal to 48J. The deposited metal obtained from the welding wire has good medium erosion resisting property.
Description
Technical field
The invention belongs to technical field of welding materials, particularly relate to a kind of erosion resisting titanium tantalum alloy specific welding wire.
Background technology
Welded combination property is one of decisive factor of device security reliability.And welded security reliability is decided by factors such as welding manner, component of weld wire, welding procedure.Therefore, need carry out the connection of mother metal with the welding wire of special component to the metal material of special component, thereby form safe and reliable Welding Structure, the welding manner that titanium or titanium alloy is commonly used is a gas tungsten arc welding, and inert gas is selected argon gas for use.Erosion resisting titanium tantalum alloy is mainly used in the key equipment in the nuclear power reactor original paper reprocessing plant, such as: element dissolvers, the potent evaporimeter of LAW etc.Owing to relate to military use, information privacy, related data seldom at the related special welding wire of erosion resisting titanium tantalum alloy, is not at present domesticly seen relevant patent report.
Summary of the invention
The objective of the invention is in order to overcome the deficiencies in the prior art, a kind of erosion resisting titanium tantalum alloy specific welding wire is provided, the Welding Structure that this welding wire is used for obtaining after the welding of erosion resisting titanium tantalum alloy has good comprehensive performances, mainly comprise mechanical property and decay resistance, the deposited metal performance that wherein obtains should satisfy following requirement: tensile strength Rm 〉=350Mpa, yield strength Rp0.2 〉=250Mpa, percentage elongation A 〉=25%, reduction of area Z 〉=40%, impact flexibility Aku 〉=48J.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of erosion resisting titanium tantalum alloy specific welding wire, it is characterized in that forming: tantalum 3.0～7.0% by the raw material of following mass percent, surplus is titanium and unavoidable impurities, in the impurity: iron≤0.10%, silicon≤0.10%, carbon≤0.10%, nitrogen≤0.04%, hydrogen≤0.006%, oxygen≤0.18%;
The preparation method of welding wire is:
(1) tantalum adds with the form of simple metal tantalum, and titanium adds with the form of titanium sponge, is pressed into electrode after simple metal tantalum and titanium sponge mix;
(2) electrode welding back is smelted into ingot casting in vacuum consumable electrode arc furnace, and fritting vacuum should reach 10
-2The Pa level, melting number of times 〉=2;
(3) ingot casting is gone at the bottom of shrinkage cavity, the ingot and behind the car epidermis, carry out cogging and forge, forging temperature is 1000～1100 ℃ ± 10 ℃;
(4) be bar with the ingot casting flat-die forging after the cogging, the temperature of flat-die forging is 880～920 ℃ ± 10 ℃;
(5) bar after will forging carry out hot rolling system, and rolling temperature is 800～850 ℃ ± 10 ℃;
(6) bar after rolling is carried out hot pull and carry out annealing in process, the drawing temperature is 700 ℃ ± 10 ℃.
Described welding wire specification is φ 0.5～φ 7.0mm.
The present invention compared with prior art has the following advantages: 1. the Welding Structure that welding wire of the present invention is used for obtaining after the welding of erosion resisting titanium tantalum alloy has good comprehensive performances, mainly comprise mechanical property and decay resistance, the deposited metal performance that wherein obtains should satisfy following requirement: tensile strength Rm 〉=350Mpa, yield strength Rp0.2 〉=250Mpa, percentage elongation A 〉=25%, reduction of area Z 〉=40%, impact flexibility Aku 〉=48J.2. welding wire gained deposited metal of the present invention has good medium corrosion resistance energy, at boiling 8molHON
3And boiling 6molHON
3+ 0.6gRu
3++ 7gCr
6+Corrosion rate is less than 0.1mm/y in+300Gu/ ± solution.
Below by embodiment, the present invention is described in further detail.
The specific embodiment
Erosion resisting titanium tantalum alloy specific welding wire of the present invention, be made up of the raw material of following mass percent: tantalum 3.0～7.0%, surplus are titanium and unavoidable impurities, in the impurity: iron≤0.10%, silicon≤0.10%, carbon≤0.10%, nitrogen≤0.04%, hydrogen≤0.006%, oxygen≤0.18%;
The preparation method of welding wire is:
(1) tantalum adds with the form of simple metal tantalum, and titanium adds with the form of titanium sponge, is pressed into electrode after simple metal tantalum and titanium sponge mix;
(2) electrode welding back is smelted into ingot casting in vacuum consumable electrode arc furnace, and fritting vacuum should reach 10
-2The Pa level, melting number of times 〉=2;
(3) ingot casting is gone at the bottom of shrinkage cavity, the ingot and behind the car epidermis, carry out cogging and forge, forging temperature is 1000～1100 ℃ ± 10 ℃;
(4) be bar with the ingot casting flat-die forging after the cogging, the temperature of flat-die forging is 880～920 ℃ ± 10 ℃;
(5) bar after will forging carry out hot rolling system, and rolling temperature is 800～850 ℃ ± 10 ℃;
(6) bar after rolling is carried out hot pull and carry out annealing in process, the drawing temperature is 700 ℃ ± 10 ℃.
Embodiment 1
Erosion resisting titanium tantalum alloy specific welding wire, according to chemical composition proportioning (mass percent) is: host element, tantalum: 4.0%, surplus is a titanium, impurity content requirement, iron≤0.10, silicon≤0.10, carbon≤0.10, nitrogen≤0.04, hydrogen≤0.006, oxygen≤0.18.
The preparation method of welding wire:
(1) the alloying element tantalum adds with the form of simple metal, and titanium adds with the form of hypoxemia titanium sponge, and the two mixes and is pressed into electrode.
(2) electrode connects employing tungsten electrode argon shield welding.
(3) electrode adopts the vacuum consumable electrode arc furnace melting, melting number of times 〉=2, and fritting vacuum should reach 10
-2The Pa level.
(4) with at the bottom of the ingot casting flaw detection and excising shrinkage cavity, ingot, behind the car epidermis, carry out cogging and forge, forging temperature is 1000～1100 ℃ ± 10 ℃.
(5) with the blank after the cogging forging, open die forging is a pieces of bar stock, and the flat-die forging temperature is 880～920 ℃ ± 10 ℃.
(6) with rolling blank rolling be 6mm～8mm silk base, rolling temperature is 800～850 ℃ ± 10 ℃.
(7) silk base drawing and carry out annealing in process, the drawing temperature is 700 ℃ ± 10 ℃, 700 ℃ ± 10 ℃ of annealing schedules are up to pulling to target size, last scale or dish circle.
(8) in addition, the hot rolling cold rolled sheet with scolder is cut into the welding rod that dimensions is 0.5mm～5mm * 0.5mm～5mm * L.
Should carry out the vacuum dehydrogenation processing before using welding wire or welding rod.After welding wire or welding rod pickling oven dry, put into the vacuum drying oven dehydrogenation.Acidwash solution and proportioning are: hydrofluoric acid+nitric acid+water=1: 3: 10.The system of vacuum dehydrogenation is 600～800 ℃ ± 10 ℃, and 1～3 hour, stove was cold, and vacuum should reach 10
-2The Pa level.
Ti-4Ta alloy deposited metal mechanical property and corrosion resisting property
Embodiment 2
Erosion resisting titanium tantalum alloy specific welding wire, according to chemical composition proportioning (mass percent) is: host element, tantalum: 7.0%, surplus is a titanium, impurity content requires: iron≤0.20, silicon≤0.10, carbon≤0.05, nitrogen≤0.04, hydrogen≤0.006, oxygen≤0.15.
The preparation method of welding wire:
(1) the alloying element tantalum adds with the form of simple metal, and titanium adds with the form of hypoxemia titanium sponge, and the two mixes and is pressed into electrode.
(2) electrode connects employing tungsten electrode argon shield welding.
(3) electrode adopts the vacuum consumable electrode arc furnace melting, melting number of times 〉=2 time, and fritting vacuum should reach 10
-2The Pa level.
(4) with at the bottom of the ingot casting flaw detection and excising shrinkage cavity, ingot, behind the car epidermis, carry out cogging and forge, forging temperature is 1000～1100 ℃ ± 10 ℃.
(5) with the blank after the cogging forging, open die forging is a pieces of bar stock, and the flat-die forging temperature is 880～920 ℃ ± 10 ℃.
(6) with rolling blank rolling be 6mm-8mm silk base, rolling temperature is 800～850 ℃ ± 10 ℃.
(7) silk base drawing and carry out annealing in process, the drawing temperature is 700 ℃ ± 10 ℃, 700 ℃ ± 10 ℃ of annealing schedules are up to pulling to target size, last scale or dish circle.
(8) in addition, the hot rolling cold rolled sheet with scolder is cut into the welding rod that dimensions is 0.5mm～5mm * 0.5mm～5mm * L.
Should carry out the vacuum dehydrogenation processing before using welding wire or welding rod.After welding wire or welding rod pickling oven dry, put into the vacuum drying oven dehydrogenation.Acidwash solution and proportioning are: hydrofluoric acid+nitric acid+water=1: 3: 10.The system of vacuum dehydrogenation is 600～800 ℃ ± 10 ℃, and 1～3 hour, stove was cold, and vacuum should reach 10
-2The Pa level.
Ti-7Ta alloy deposited metal mechanical property and corrosion resisting property
Claims (2)
1. erosion resisting titanium tantalum alloy specific welding wire, it is characterized in that being made up of the raw material of following mass percent: tantalum 3.0～7.0%, surplus are titanium and unavoidable impurities, in the impurity: iron≤0.10%, silicon≤0.10%, carbon≤0.10%, nitrogen≤0.04%, hydrogen≤0.006%, oxygen≤0.18%;
The preparation method of welding wire is:
(1) tantalum adds with the form of simple metal tantalum, and titanium adds with the form of titanium sponge, is pressed into electrode after simple metal tantalum and titanium sponge mix;
(2) electrode welding back is smelted into ingot casting in vacuum consumable electrode arc furnace, and fritting vacuum should reach 10
-2The Pa level, melting number of times 〉=2;
(3) ingot casting is gone at the bottom of shrinkage cavity, the ingot and behind the car epidermis, carry out cogging and forge, forging temperature is 1000～1100 ℃ ± 10 ℃;
(4) be bar with the ingot casting flat-die forging after the cogging, the temperature of flat-die forging is 880～920 ℃ ± 10 ℃;
(5) bar after will forging carry out hot rolling system, and rolling temperature is 800～850 ℃ ± 10 ℃;
(6) bar after rolling is carried out hot pull and carry out annealing in process, the drawing temperature is 700 ℃ ± 10 ℃.
2. erosion resisting titanium tantalum alloy specific welding wire according to claim 1 is characterized in that described welding wire specification is φ 0.5～φ 7.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910021849.6A CN101513698B (en) | 2009-04-03 | 2009-04-03 | Erosion resisting titanium tantalum alloy specific welding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910021849.6A CN101513698B (en) | 2009-04-03 | 2009-04-03 | Erosion resisting titanium tantalum alloy specific welding wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101513698A true CN101513698A (en) | 2009-08-26 |
| CN101513698B CN101513698B (en) | 2011-02-09 |
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ID=41038397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910021849.6A Active CN101513698B (en) | 2009-04-03 | 2009-04-03 | Erosion resisting titanium tantalum alloy specific welding wire |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259254A (en) * | 2011-07-20 | 2011-11-30 | 宝鸡市三立有色金属有限责任公司 | Material used for producing pressure sensor and manufacturing method of pressure sensor |
| CN104561620A (en) * | 2015-02-13 | 2015-04-29 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium alloy and use of titanium alloy |
| CN103506772B (en) * | 2013-09-18 | 2015-10-21 | 西北有色金属研究院 | The anti-corrosion welding wire of a kind of titanium tantalum alloy |
| CN106041369A (en) * | 2016-05-30 | 2016-10-26 | 大连盛辉钛业有限公司 | Preparation method of Ti-6Al-4V alloy welding wire suitable for repair welding of titanium alloy casting |
| CN112317993A (en) * | 2021-01-04 | 2021-02-05 | 西安稀有金属材料研究院有限公司 | Preparation method of Ti35HS titanium alloy welding wire material |
| CN112662913A (en) * | 2020-12-03 | 2021-04-16 | 西安稀有金属材料研究院有限公司 | Nitric acid corrosion resistant Ti35 titanium alloy |
-
2009
- 2009-04-03 CN CN200910021849.6A patent/CN101513698B/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259254A (en) * | 2011-07-20 | 2011-11-30 | 宝鸡市三立有色金属有限责任公司 | Material used for producing pressure sensor and manufacturing method of pressure sensor |
| CN103506772B (en) * | 2013-09-18 | 2015-10-21 | 西北有色金属研究院 | The anti-corrosion welding wire of a kind of titanium tantalum alloy |
| CN104561620A (en) * | 2015-02-13 | 2015-04-29 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium alloy and use of titanium alloy |
| CN106041369A (en) * | 2016-05-30 | 2016-10-26 | 大连盛辉钛业有限公司 | Preparation method of Ti-6Al-4V alloy welding wire suitable for repair welding of titanium alloy casting |
| CN112662913A (en) * | 2020-12-03 | 2021-04-16 | 西安稀有金属材料研究院有限公司 | Nitric acid corrosion resistant Ti35 titanium alloy |
| CN112662913B (en) * | 2020-12-03 | 2021-12-10 | 西安稀有金属材料研究院有限公司 | Nitric acid corrosion resistant Ti35 titanium alloy |
| CN112317993A (en) * | 2021-01-04 | 2021-02-05 | 西安稀有金属材料研究院有限公司 | Preparation method of Ti35HS titanium alloy welding wire material |
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| Publication number | Publication date |
|---|---|
| CN101513698B (en) | 2011-02-09 |
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Effective date of registration: 20190304 Address after: Room 10101, Unit 1, Building No. 45, Fengcheng No. 2 Road, Xi'an Economic and Technological Development Zone, Shaanxi Province, 710016 Patentee after: Xi'an Research Institute of Rare Metal Materials Co., Ltd. Address before: 710016 No. 96 Weiyang Road, Weiyang District, Xi'an, Shaanxi Patentee before: Xibei Non-ferrous Metals Research Inst. |